The concentration and spatial distribution of 19 polychlorinated biphenyls(PCBs) congeners were analyzed with isotope dilution and high resolution gas chromatography/high resolution mass spectrometry(HRGS/HRMS) based on US EPA 1668A method.
5中19种多氯联苯(PCBs)的质量浓度、分布特征及来源。
Concentrations of polychlorinated biphenyls(PCBs)and polybrominated biphenyls(PBBs)in sediments and simultaneously sampled daphnia from Yongding New River in Tianjin,China were determined to preliminarily assess their potential ecological risks.
通过测定天津市永定新河沉积物和同步采集的溞体内多氯联苯(PCBs)和多溴联苯(PBBs)含量,初步评价此类持久性有机污染物的潜在生态风险。
PCBs are persistent pollutants in the environment and they are widespread.
多氯联苯(PCBs)是一类重要的持久性环境污染物,在环境中广泛存在,由此引起的生态效应日益受到各界广泛关注。
acetone for pesticide residue and polychlorinated biphenyl analysis
残留农药和多氯联苯(PCBs)的测定用丙酮
acetonitrile for pesticide residue and polychlorinated biphenyl analysis
残留农药和多氯联苯(PCBs)的测定用乙腈
hexane for pesticide residue and polychlorinated biphenyl analysis
残留农药和多氯联苯(PCBs)的测定用己烷
Congener and homologue profiles of Polychlorinated Biphenyls(PCBs) produced in China
中国生产的多氯联苯(PCBs)组分特征
Determination of Polychlorinated Biphenyls in Environmental Samples
环境样品中多氯联苯(PCBs)的分析方法
ethanol for pesticide residue and polychlorinated biphenyl analysis
残留农药和多氯联苯(PCBs)的测定用乙醇(99.5)
Assessment and analysis of PCBs residues in shellfish in Yellow Sea and Bohai Sea
黄渤海沿海贝类体内多氯联苯(PCBs)残留量评价与分析
The Study of the Biological Toxicity of Polychlorinated Biphenyls;
多氯联苯（PCBs）的环境生态毒性研究
Multi-Column Complementary Separation and Analysis for PCBs by High Performance Gas Chromatography;
多氯联苯（PCBs）气相色谱多柱互补分离与分析
China PCB Inventory Methodology and Application Demonstration;
中国多氯联苯（PCBs）清单调查方法及应用示范
The Study on Photolysis of Polychlorinated Biphenyls (PCBs) Dissolved in Surfactant and Cyclodextrin Solutions;
表面活性剂和环糊精溶液中多氯联苯（PCBs）的光降解研究
Progress in Research of De-chlorination of PCBs by Zerovalent Iron
零价铁脱氯还原多氯联苯的研究进展
determination of certain organochlorine insecticides, polychlorinated biphenyls and chlorobenzenes - gas chromatographic method after liquid-liquid extraction
在液-液萃取后再用气相法对有机氯杀虫剂、多氯联苯和氯苯的测定
Polybrominated Diphenyl Ethers and Polychlorinated Biphenyls in Indoor and Outdoor Air of Urban Areas
城市室内外空气中的多溴二苯醚与多氯联苯
Study on Degradation of Polychlorinated Biphenyls by Ni/Fe and Nanoscale Ni/Fe Bimetallic Particles;
Ni/Fe及纳米Ni/Fe对多氯联苯的催化脱氯
Chlorinated Organic Pollutants PCBs in China and Distribution of Residual Status;
含氯有机污染物多氯联苯在我国的残留和分布
SEPARATION AND DETERMINATION OF TEN PCBs AND SIXTEEN OCPs
10种多氯联苯和16种有机氯农药的分离与检测
polychlorinated biphenyl transformer replacement and retrofilling
注换多氯联苯变压器内的液体